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mmc: wmt-sdmmc: Use of_device_get_match_data() helper

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Only the device data is needed, not the whole struct of_device_id.
Use of_device_get_match_data() instead of open coding of of_match_device().

Signed-off-by: Bean Huo <beanhuo@micron.com>
Link: https://lore.kernel.org/r/20220202180648.1252154-2-huobean@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Bean Huo
2022-02-02 19:06:44 +01:00
committed by Ulf Hansson
parent 43a6a11aaf
commit 1b3eebf17c
1 changed files with 2 additions and 5 deletions
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7
drivers/mmc/host/wmt-sdmmc.c
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@ -751,19 +751,16 @@ static int wmt_mci_probe(struct platform_device *pdev)
struct mmc_host *mmc; struct mmc_host *mmc;
struct wmt_mci_priv *priv; struct wmt_mci_priv *priv;
struct device_node *np = pdev->dev.of_node; struct device_node *np = pdev->dev.of_node;
const struct of_device_id *of_id =
of_match_device(wmt_mci_dt_ids, &pdev->dev);
const struct wmt_mci_caps *wmt_caps; const struct wmt_mci_caps *wmt_caps;
int ret; int ret;
int regular_irq, dma_irq; int regular_irq, dma_irq;
if (!of_id || !of_id->data) { wmt_caps = of_device_get_match_data(&pdev->dev);
if (!wmt_caps) {
dev_err(&pdev->dev, "Controller capabilities data missing\n"); dev_err(&pdev->dev, "Controller capabilities data missing\n");
return -EFAULT; return -EFAULT;
} }
wmt_caps = of_id->data;
if (!np) { if (!np) {
dev_err(&pdev->dev, "Missing SDMMC description in devicetree\n"); dev_err(&pdev->dev, "Missing SDMMC description in devicetree\n");
return -EFAULT; return -EFAULT;